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Prase
Prase

Andesine
Andesine



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Prase
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Andesine

Prase and Andesine Physical Properties

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1 Physical Properties
1.1 Tenacity
Not Available
Brittle
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
2.64-2.692.65-2.69
Amber
1 7.18
1.5 Fracture
Gems, Sixth Edition (2006), Gems, Sixth Edition (2006)
Uneven, Uneven, Conchoidal, Uneven, Gems, Sixth Edition (2006)
1.6 Cleavage
Not Available
Perfect on {001}, good on {010}
1.7 Mohs Hardness
76-6.5
Amber
2 10
1.8 Chemical Composition
SiO 2Michael O’Donoghue , Gems, Sixth Edition (2006)
(Na,Ca)Al1-2Si3-2O8

Prase and Andesine Chemical Formula

While comparing Prase and Andesine physical properties, the important data you should know is its chemical composition. Since chemical formula defines the molecular structure of the crystal, most of the physical properties like color, tenacity, solubility are governed by Prase and Andesine chemical formula.

  • Chemical formula of Prase- SiO 2Michael O’Donoghue , Gems, Sixth Edition (2006)
  • Chemical formula of Andesine- (Na,Ca)Al1-2Si3-2O8

Prase and Andesine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Prase and Andesine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Prase and Andesine Optical Properties during the identification of gemstone. Specific gravity of Prase is 2.65-2.69 whereas that of Andesine is 2.65-2.69.